Craft 5 items.

Kill one of the unique enemies listed in the Never Seen That Before Challenge.

Equip a legendary (orange) item.

Complete all quests in Act I.

Use a merchant to repair an item.

Kill the Skeleton King in Normal mode.

Kill 100 Hunters in PvP.

Earn Crucible Rank 1.

Fully upgrade an Exotic weapon.

Earn a first strike kill in PvP.

Have all armor and weapon slots equipped with Legendary or Exotic gear.

Fully upgrade a Legendary weapon.